How many litres does 0.5 mol of an ideal gas occupy at 300 K and 1 Pa? Use Pa L/(mol K).

Answer and explanation

Correct answer: C. 12.45 L

  1. Step 1: Use , so .
  2. Step 2: L.
Answer
12.45 L.
Why not the others: 124.5 L: the power of ten of the pressure is mishandled. 1.24 L: the power of ten of the pressure is mishandled. 150 L: the gas constant is ignored and the quantities are multiplied.

Practise more States of Matter.

Free questions with an explanation for every one, and full timed EJU Japan mock tests.